Earthworks Superintendent

Aecon Concessions; Bowmanville; On-site; CAD 155,000 - 165,000; Full time

Job summary

Aecon Concessions is seeking a Senior Superintendent to lead Earthworks for the Darlington New Nuclear Project in Clarington, Ontario. Reporting to the Construction Manager, you’ll supervise civil activities, manage schedules, and ensure safety, quality, and regulatory compliance on a major nuclear build.

Ideal candidates bring 7+ years of civil/subcontractor supervision experience, strong planning skills, and a proven ability to coordinate with engineering teams and stakeholders on complex

Qualifications

• Minimum 7 years Civil/Structural construction and subcontractor supervision experience.
• Experience in managing complex nuclear construction projects.
• Ability to plan and manage installation sequences, coordinate with engineering, and communicate updates to project teams.
• Experience reading and interpreting construction drawings, blueprints, and specifications.
• Strong understanding of QA programs, safety requirements, and regulatory compliance.

Responsibilities

• Plan and supervise earthworks and civil activities including excavation, embankments, backfill, base installations, and spoil removal.
• Coordinate with engineers, client representatives, and subcontractors to align schedules and resources.
• Review and approve timesheets, expenses, and training requests; manage performance and coaching of direct reports.
• Perform regular site safety inspections and ensure compliance with QA programs and project procedures.
• Develop and update construction work packages, look-ahead schedules, and recovery plans when schedules or budgets are at risk.

Job description

Date: Jul 29, 2026

Location: Bowmanville, ON, CA

Operating Sector: Nuclear

Come Build Your Career at Aecon!

Aecon delivers some of the most complex and impactful infrastructure projects — from transformative transportation networks to critical energy, industrial and nuclear programs. The projects we build connect communities and power future generations. With deep roots in North America and a strong footprint internationally, Aecon brings global expertise and proudly serves public and private sector clients through its Construction and Concessions segment.

Safety Always is not only our #1 core value – it is the standard that anchors our culture. We believe the most ambitious projects deserve the most committed people. At Aecon, you won’t just build your career — you’ll help build what matters to enable future generations to thrive.

At Aecon, you can count on:

• Safety Always. Our number one core value. The safety of our people, projects, partners, and stakeholders is our priority focus – today and always.
• Integrity. We lead by example, with humility and courage.
• Accountability. We’re passionate about delivering on our commitments.
• Inclusion. We provide opportunities where people feel valued, supported, and empowered to contribute fully.

We deliver infrastructure with purpose, and our people are at the heart of everything we do. Aecon employees are incredibly proud to build some of the most impactful infrastructure of this generation – we call it Aecon Proud.

At Aecon we:

• Ensure you and your family receive the services and benefits needed to support your mental, emotional, and physical well‑being.
• Are intentional when it comes to investing in your development. We help you build your career and advance your skills through our Aecon University, tuition reimbursement, and Leadership Programs.
• Are committed to creating work environments focused on mutual respect, teamwork, collaboration, and new ideas, through meaningful initiatives, training, partnerships with Veteran groups, our Aecon Women in Trades and diversity programs, as well as our Employee Resource Groups (ERGs), to ensure we are building with top talent and harnessing our collective strengths within every aspect of our culture.
• Operate responsibly by managing risk, safety, and environmental considerations across all our projects and surrounding communities.

Our success is built on the passion, expertise, and dedication of our people. Together, we embrace strong execution, innovation, and continuous improvement — values that come to life through the unique talents and collaborative spirit of every team member. If you’re inspired to make a difference through future-building projects, join our best-in-class team.

What is the Opportunity?

As part of an alliance agreement, Aecon has been awarded a contract in an Aecon‑led partnership with Kiewit Nuclear Canada by Ontario Power Generation (OPG) for the execution phase on the Darlington New Nuclear Project (DNNP) in Clarington, Ontario. Beginning in 2025, Aecon will support the Construction of the Unit 1 Small Modular Reactor at the Darlington site.

Reporting to the Construction Manager, this Superintendent will support the Earthworks scope of the Darlington New Nuclear Project. During the readiness phase, the Superintendent will assist with construction planning, reviews, and the development of fit‑for‑purpose tools.

In execution, they will be responsible for the supervision, coordination and scheduling of construction activities for multiple scopes of work in compliance with the contract and the job cost estimate and ensure all the work is completed safely to acceptable standards of quality and workmanship.

What You’ll Do Here:

• Excavation of utility trenches, foundations – large-scale removal of topsoil and unsuitable material, including water management (monitoring dewatering -pumping…).
• Construction of embankments, MSE walls, reinforced backfill
• Subgrade preparations – grading, levelling, and compacting native soil.
• Granular base installations (sub-base) – placing and compacting crushed stone or gravel.
• Spoil removal and transportation.
• Good knowledge of the needed equipment and required operator skills;
• The required manpower;
• The trench/embankment stability applicable rules and standards;
• All related applicable EHS codes and standards in Ontario and on the DNNP project;
• The daily, weekly and monthly planning and reporting of the works.
• Accountable for work planning and execution on the project including methods of construction, manpower levels, materials, tools & equipment, rentals and work schedules.
• Ensure alignment and partnering with the alliance partners.
• Monitor and review Plans/Schedules and identify risks and issues
• Utilize project master schedule to create detailed look ahead schedules.
• Responsibility for the implementation and enforcement of safety, quality and human performance programs
• Ensure that company policies and project procedures are being adhered to and followed by project personnel
• Monitor and manage risks, develop recovery strategies when project schedule or budget is in jeopardy.
• Assume responsibility for productivity of direct hire trade labour and subcontractors, efficient use of materials and tools & equipment and contractual performance of the project
• Understanding and support of applicable trade agreements.
• Application of home company discipline policies and appropriate escalation of performance concerns to Site Services Manager.
• Ensure trades personnel complete all necessary training in areas of safety, quality assurance, technical qualifications, equipment operation and owner‑specified requirements.
• Review and provide support in the creation of Construction Work Packages
• Ensure project is constructed in compliance with drawings, specifications, Construction Work Packages and project schedule and budget
• Interface with client representatives, design engineers, consultants, other contractors, etc.
• Ensure project is constructed in accordance with QA Programs and project quality
• Other duties as required or assigned
• Perform regular field tours to check work progress and meet with project site personnel.
• Carry out site safety inspections.
• Participate in company‑wide initiatives aimed at overall continuous improvement
• Review and approve timesheets, expense reports, vacation requests, and training requests, within Limits of Authority.
• Responsible for performance management of all direct‑report employees, including: coaching/mentoring, assistance with career planning and training, preparation of yearly and mid‑year performance reviews
• Ensure all project staff and direct reports understand and comply with applicable code of conduct policies (Aecon and customer policy)

What You Bring to the Team:

• Minimum of 7 years Civil/Structural construction and subcontractor supervision experience
• Knowledge of all aspects of construction such as technology, equipment, methods, trade agreements and jurisdiction, engineering, cost control, scheduling and safety requirements
• Must understand how to support a positive Safety Culture.
• Ability to plan and manage installation sequences, coordinate with engineering to ensure constructability, and communicate updates to project teams and vendors.
• Experience in managing complex nuclear construction projects
• Ability to read and understand construction drawings, blueprints and specifications
• Must have a full appreciation of the importance of Quality Assurance Programs and their significance to the nuclear industry

Reason for vacancy: Replacement

Pay Range: $155,000 - $165,000

Individual pay is determined based on several factors, including work location, education, experience, unique skills and job conditions. Other considerations may include certifications, specialized training, and the complexity or scope of the role.

We strongly encourage applicants who identify as Indigenous to apply to work with us on the Darlington New Nuclear Project. At Aecon, Indigenous is an umbrella term for First Nations (status and non‑status), Metis and Inuit.

Aecon fosters belonging within and across our organization. We are committed to providing equal employment opportunities and considering all applicants without regard to race, color, religion, sex, national origin, age, disability, or any other characteristic protected by applicable local laws.